Condensed Consolidated Balance Sheets (Current Period Unaudited) (Parentheticals) - USD ($) shares in Thousands, $ in Thousands	Apr. 30, 2025	Jan. 31, 2025
Allowance for credit losses	$ 332	$ 332
Common stock, par value (in dollars per share)	$ 0.01	$ 0.01
Common stock, authorized (in shares)	40,000	40,000
Common stock, issued (in shares)	7,969	7,969
Common stock, outstanding (in shares)	7,969	7,969